11. 2(9x + 15)- 2(8 + 2x) 12.(7x - 12) - 2(3x + 10) pls

Common binomial factor of 6x(3x+7)+5(3x+7)

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.